1

C O M P O N E N T S

Types Available:

Features: • Top, bottom, side, front, and back adjust• 2 mm – 12.7 mm sizes• Tube, bulk, embossed tape, ammo pack,

“radial” tape and reel• Compatible with pick and place equipment

Applications: • Brightness/contrast

controls• Micro controllers• Phone head sets• Power supplies• Credit card readers• CATV decoders• Plasma televisions• LCD controllers• Lighting controls• Smoke detectors• Speakers• Industrial PCs• Temperature sensors• Torque sensors

• Base stations• Stereo equipment• Voltage meters• Magnetic card readers• RF meters• Controller daughter

boards• Printers• Two-way radios• Security systems• Disk drives• Satellite receivers• A/D converters• Missiles

• Surface mount• Through-hole• Single-turn

• Multiturn• Sealed • Open frame

Tr i m p o t® Tr i m m i n gPo te n t i o m e te r s

Table of Contents

C O M P O N E N T STrimpot® Trimming Potentiometers .........................................................1Linear Motion Potentiometers .................................................................2Fuel Cards.................................................................................................3Resistor & RC Networks ............................................................................4Switches...................................................................................................5Chip Resistors & Chip Arrays.....................................................................6Modular Contacts .....................................................................................7Inductors & Transformers .........................................................................8Thin Film on Silicon Networks ..................................................................9Integrated Passive & Active Devices using CSP .......................................10

C I R C U I T P R O T E C T I O NMultifuse® Resettable Fuses...................................................................11TSP Thyristor Surge Protectors................................................................12Line Protection Modules ........................................................................13GDT - Gas Discharge Tubes......................................................................14Telefuse™ Telecom Fuses ........................................................................15Chip Guard® ESD Protection Solutions....................................................16Chip Diodes ............................................................................................17

C U S T O M I Z E D P A C K A G I N GMicroelectronic Modules ........................................................................18

P O W E R S U P P L I E SDC/DC Converters ...................................................................................19

S E N S O R S A N D C O N T R O L SCommercial Panel Controls & Encoders ..................................................20Industrial Encoders.................................................................................21Industrial Panel Controls ........................................................................22Precision Controls...................................................................................23Turns-Counting Dials ..............................................................................24Sensors & Controls Custom Solutions .....................................................25

B o u r n s®

P ro d u ct Pro f i l e

3

C O M P O N E N T S

Types Available:• Rectangular ceramic substrates• Custom shape ceramic substrates• Various ink systems:

• Resistor• Terminations/wiper tracks• Protective glazes/polymers

• Wires attached• Tinned solder pads• Single or double side printing

Features:• Customer specific patterns• Up to 100 discrete resistance steps• Typical resistance ranges 95 ohms to 1.7K ohms• Rated current 100 mA• In line, 100 % dynamic electrical current test• Life cycles:

• Up to 1 million dry• Up to 3 million wet

Applications:• Fuel level sending in fuel delivery systems:

• Scooters/Motorcycles• Passenger cars• Light duty trucks• SUVs• Off-road equipment

Fuel Ca rd s

2

C O M P O N E N T S

Types Available:• Rectangular body• Flexible lead• Conductive plastic element

Features:• 0.12 to 0.25 watt power ratings• 3.81 mm to 12.7 mm stroke lengths• 500,000 cycles actuation life• 1k ohm to 50 k ohm standard resistance values

Applications:• Position sensing• Copy machine cassette paper size selector• Infusion pumps• Rear view mirror position feedback

Linear MotionPo te n t i o m e te r s

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C O M P O N E N T S C O M P O N E N T S

Types Available:• Rotary• Tactile• DIP

Features:• Surface mount and through-hole mounting• PC pins, gull wing, and J-hook terminal styles• Sealed and board-washable types• 3, 4, 6, 7 mm and DIP sizes• Tube, bulk, embossed tape, and ammo pack packaging

Applications:• Instrumentation • Industrial controls • Communications equipment • Computers • Security systems • Appliances • Automotive • Audio/visual • Pagers

Sw i tc h e s

Types Available:• Thick-film resistor networks• Thin-film resistor networks• Resistor/capacitor (RC) networks• Capacitor networks

Features:• Surface mount and through-hole mounting• SIP and DIP packages• Molded and conformal-coat packages• Standard resistance values

from 10 ohms to 10 megohms• Custom networks for non-standard

circuits and values• SIP package height as low as 0.195 inch• Operating temperature range of –55 °C to +125 °C

Applications:• Access equipment• Bar code scanners• Cable boxes• Computer peripherals• Consumer electronics• Data communication• Fax equipment• Modems• Monitoring equipment• Portable power generators• Satellite systems• Telecom switching devices• Test equipment

R e s i s tor & RCNe t wo r k s

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C O M P O N E N T S C O M P O N E N T S

Types Available:• Male• Female

Features:• Precious metal• 2-6 contacts• 2.54 mm, 4.0 mm pitch and height• Through-hole and surface mount• Normal force – 80 grams minimum• Contact resistance – < 0.030 ohms• Tube, embossed tape, 13 ” reel packaging

Applications:• Cellular phones• PDAs• Laptop computers• Rechargeable battery packs

Modular Co n t a ct s

Types Available:• Thick-film chip arrays• Thick-film chip resistors

Features:• Standard resistance values

from 0.01 ohms to 10 megohms• Chip resistors from 0402- to 2512-size• Chip arrays from 0402 x 2-size to 0603 x 8-size• Operating temperature range of –55 °C to +125 °C

Applications:• Current sense• Cellular and cordless phones• Communications interface• Flashlights• Intercom systems• Internet telephony• Local area networks• Measurement equipment• Portable digital assistants• Portable tools• Remote controllers• Telecom switching devices• Test equipment

Chip Resistors & Chip Arrays

9

C O M P O N E N T S

Types Available:• Thin Film On Silicon Networks: 1 %, 2%, 5 % Standard,

0.8 %, 0.5 % Precision

Features:• Isolated resistor, bussed resistor & termination

networks• RC & T filtering networks • Diodes for ESD protection• Low TCR & TTCR precision values• SMD packaging with 8 to 28 pins depending on circuit

Applications:• Computers• Automotive• Telecommunications• Industrial controls• Consumer products• Medical products• Instrumentation

Thin Film on Silicon Ne t wo r k s

8

C O M P O N E N T S

Types Available:

Features:• Standard inductance values from 1.0 nH to 15 mH.• 20 models of chip inductors• More than 50 models of power chokes• Available in a wide range of sizes• Operating temperature as high as 125°C• Sealed and open construction• Surface mount and through-hole models

Applications:

I n d u ctors &Tr a n s fo r m e r s

Chip Inductors• Laser-spiraled• Molded wirewound• Multilayer ceramic• Multilayer ferrite• Open wirewound

Power Chokes• Non-shielded• Shielded

Chip Beads• Low impedance• High current• High impedance

Transformers• Line-matching• Wideband• ISDN• xDSL• LAN

• Battery chargers• CD players• Data communication• Global positioning

systems• Internet equipment• Local area networks• Monitoring equipment

• Portable radios• Portable tools• Test equipment• Televisions• Video conferencing

equipment• Automotive• Telecommunications

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C I R C U I T P R O T E C T I O N

Types Available:• Radial leaded through-hole• Surface mount (1206, 1210, 1812, 2018, 2920 and 3425)• Axial leaded battery strap• Unencapsulated disk

Features:• 6 – 120 volt operating voltages• Hold currents from 50 milliamps to 11.0amps• Low resistance battery protectors as low as

10 milliohms and as thin as 0.5 mm• Interrupt voltages of 250 V and 600 V with surge

capabilities for assisting in meeting US andinternational telecom requirements

• Custom designs available upon request• Bulk, embossed tape, and ammo pack packaging• Lead free

Applications:• Computers• Battery• Automotive• Telecommunications• Industrial controls • Consumer products

M u l t i f u s e®

Resettable Fu s e s

10

C O M P O N E N T S

Types Available:• Devices with resistors• Capacitors• Inductors• Diodes (Schottky, Zener and Varactor)• Bipolar transistors

Features:• Active & passive elements in a single package• Excellent high frequency response• EMI filtering networks• ESD Protection to industry specifications• 6 – 25 bumps depending on package

Applications:• Low pass filters with ESD protection:

• Dataport Interface• LCD Screen Interface• Headset Speaker• Headset Microphone

• Line termination• Application specific circuits in:

• Cell phones• PDAs• MP3 players• Digital cameras• Portable electronic devices

I n te g r ated Pa s s i ve &Act i ve Devices using CSP

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C I R C U I T P R O T E C T I O N

Types Available:• Through-hole• Surface mount• Multifunction modules

Features:• Precision tolerance overcurrent protection• Resistance values from 5.6 ohms to 100 ohms• Withstands lightning surge and ac power cross• Assists in meeting Telcordia GR-1089 and

ITU-T K.20/K.21/K.45 specifications• Operates safely under fault conditions• Non-flammable• UL 497A recognized• One shot fuse options• Resettable fuse options• Custom designs available

Applications:• Telecom circuit protection

Line Pro te ct i o nM o d u l e s

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C I R C U I T P R O T E C T I O N

Types Available:• Unidirectional• Bidirectional• Programmable

Features:• Protection voltages from 15 V to 700 V• Dedicated SLIC protection• UL recognized• Enables Telcordia GR-1089, UL 60950, FCC (TIA),

ITU-T, IEC, YD/T compliance

Applications:• Central office POTS• Access equipment POTS• xDSL and integrated linecards• PABX protection• VOIP protection• Pairgain• ISDN linecards and NT equipment• 56k V.90 and V.92 modems• Cordless DECT and analog phones• Set top boxes

TSP Thy r i s tor Su rg eP ro te cto r s

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C I R C U I T P R O T E C T I O N

Types Available:• Surface mount

Features:• Telecom overcurrent protection• Withstands lightning surge and ac power cross• Assists in meeting Telcordia GR-1089 and

UL 60950 specifications• Operates safely under fault conditions• Lead free

Applications:• Telecom circuit protection

Te l e f u s e™ - Telecom Fu s e s

14

C I R C U I T P R O T E C T I O N

Types Available:• TRIGARD® - 3 electrode balanced GDTs• Mini-TRIGARD™• MSP® protectors• 2 electrode GDTs

Features:• 75 V to 600 V operating voltages• Multiple lead configurations• Surface mount• Tape and reel packaging• Switch-grade failsafe • UL, Telcordia, REA, IEEE, ITU-T and IEC recognition

Applications:• Telecommunications• CATV/Broadband• Automotive• Industrial and process control• Transportation signaling • Consumer electronics

G DT - Gas Di s c h a rge Tu b e s

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C I R C U I T P R O T E C T I O N

Types Available:• Switching diodes• Schottky barrier diodes• Schottky rectifier diodes 1 A, 2 A, 3A• Transient voltage suppressor diodes 400 W,

600 W, 1500 W

Features:• Surface mount devices• Leadless - 0603 to 1206 package• Leadfree - 0603 to 1206 package• SMA, SMB, SMC packages available• Tape & reel packaging

Applications:• Cellular phones• PDAs• Desktop PCs & notebooks• Digital cameras• MP3 players• Base stations

Chip Di o d e s

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C I R C U I T P R O T E C T I O N

Types Available:MLA Series• Multilayer varistor• 0402 and 0603 SMT packages• 5 V to 18 V voltage options• 8 kV contact and 15 kV air discharge ESD withstand

Features:• MLA: 8/20 µs and 10/1000 µs specified impulse

capabilities• MLC: Ultra-low capacitance of 0.5 pF max• MLD: Low capacitance of 5 pF max• MLE: 8/20 µs specification with bias voltage vs. leakage

current specifications with the capacitance 9pF for theCG0402MLE-18G.

Applications:• MLA: General purpose ESD protection• MLC: High speed communication ports such as

USB 2.0, IEEE1394, 1Gb Ethernet• MLD: Fast communication ports such as USB1.1,

10/100b Ethernet ports• MLE: RC filter networks , RS232, RS422 & RS485 type

applications

Ch i p G u a rd® E S DP ro te ction So l u t i o n s

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P O W E R S U P P L I E S

Types Available:• Non isolated• SLIC power• Remote sense

Features:• Ultra fast transient response time• Tight efficiency and load regulation

Applications:• Telecommunication• Computer• Industrial• Instrumentation

DC/DC Co nve rte r s

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C U S T O M I Z E D P A C K A G I N G

Types Available:• Single in line package• Dual in line package• SMT• BGA

Features:• High density thickfilm• Fine pitch SMT• Chip & wire• Flip chip• Stud bump bonding

Applications:• Telecommunications• Fiber optic assemblies• Instrumentation• Industrial controls• Medical equipment

M i c ro e l e ct ro n i cM o d u l e s

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S E N S O R S & C O N T R O L S

Types Available:• Incremental contacting• Absolute contacting• Incremental optical

Features:Mounting options• Bushing• PC board• Snap-inResolution• Contacting – 6 PPR to 36PPR options• Optical – 25 PPR to 256PPR optionsSizes (vary by model)• 9, 16, 22 mm square, and 16 mm x 22 mmOptions• Detents available on some models• Momentary push switch available on some models

Applications:• Audio-visual equipment• Household appliances• Musical instrumentation• Professional audio• Communications equipment• Industrial heavy equipment controls• Medical equipment and instrumentation• Test and measurement instrumentation• Scanners and copiers

Industrial Encoders

20

S E N S O R S & C O N T R O L S

Types Available:

Features:

Applications:• Musical instrumentation• Commercial audio equipment• Consumer grade audio mixers• DJ equipment• Communications equipment• Test and measurement instrumentation• Consumer audio

Panel Controls• Rotary• Slide (open frame &

metal housing types)

Encoders• Incremental contacting

Mounting Options• Bushing• Bushingless• PC MountSizes (vary by model)• 9 to 17 mm (rotary panel

controls)• 10 to 100 mm (slide panel

controls)• 12 and 16 mm square

(encoders)

Options• Panel controls:

• Rotary switch optionavailable on some models

• Multi-cup optionavailable on some models

• Encoders:• Detents available on

some resolutions• Momentary push switch

Co m m e rcial Pa n e lCo n t rols & Encoders

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S E N S O R S & C O N T R O L S

Types Available:• Rotary• Digital push-button

Features:

Applications:• Communications equipment• Test and measurement instrumentation• Amplifiers• Medical instrumentation and equipment

(excluding critical life support applications)• Industrial equipment controls• Environmental test equipment

P recision Co n t ro l s

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S E N S O R S & C O N T R O L S

Types Available:• Rotary

Features:

Applications:• Communications equipment• Test and measurement instrumentation• Amplifiers• Medical instrumentation and equipment

(excluding critical life support applications)• Irrigation controls• Video conferencing equipment• Industrial equipment controls• Environmental test equipment• Automotive front panel controls

Mounting options• Bushing• PC mount• Snap-in• Servo mountOutput• Linear• Audio taper• Custom taperSizes (vary by model)• 13 to 51 mm diameter

Terminal Styles• PC pins• Solder eyelets• Turret terminals• Insulated flexible wire leadsOptions• Rotary switch option

available on some models• Single and multiturn

models available• Multi-cup option

available on some models• Board wash seal option

available on some models

Mounting options• Bushing• PC mount• Snap-inOutput• Linear• Audio taper• Custom taperSizes (vary by model)• 9 to 23 mm

Terminal Styles• PC pins• Solder lugsOptions• Flexible lead-wires• Rotary switch option

available on some models• Multi-cup option

available on some models• Board wash seal option

available on some models

Industrial Pa n e lCo n t ro l s

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S E N S O R S & C O N T R O L S

Types Available:• Custom sensing solutions• Custom integrated front panels:

• Multiple controls on PCB• Custom encoders and potentiometric devices with

integrated electronics

Features::• Custom solutions designed to fit your application• Encoder, potentiometric and hall-effect solutions:

• Contacting and non-contacting technologies• High volume, low cost production• Engineering support capabilities

Applications:• Automotive:

• Brake wear sensing• Electronic throttle control sensing• Throttle position sensing• Steering sensors• HVAC controls

• Test and measurement instrumentation• Medical instrumentation (excluding critical life

support)

Sensors & Co n t ro l sC u s tom So l u t i o n s

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S E N S O R S & C O N T R O L S

Tu r n s -Counting Di a l s

Types Available:• Digital• Concentric dial

Features:Materials• Metal (industrial)• Plastic (commercial)Turns• 0 to 10• 0 to 15• 0 to 20• 0 to 30Sizes (vary by model)• 22 to 46 mmOptions• Black face and silver face dials available• Locking brake

Applications:• Power supplies• Test and measurement instrumentation• Medical instrumentation and equipment• Industrial equipment controls• Environmental test equipment• Automation control panels

“Ace,” “Mini-TRIGARD” and “Telefuse” are trademarks of Bourns, Inc.“Bourns,” “Trimpot,” “Hybritron,” “Multifuse,” “TRIGARD,” “MSP” and “ChipGuard”are registered trademarks of Bourns, Inc. in the United States and other countries.

Copyright© 2004, Bourns, Inc. • Litho in USA • XX 5/04 K0411